n this challenge, we will learn some basic concepts of C that will get you started with the language. You will need to use the same syntax to read input and write output in many C challenges. As you work through these problems, review the code stubs to learn about reading from stdin and writing to stdout.TaskThis challenge requires you to print on a single line, and then print the already provided input string to stdout. If you are not familiar with C, you may want to read about the printf() command.ExampleThe required output is:Hello, World! Life is beautiful Function DescriptioComplete the main() function below.The main() function has the following input:string s: a stringPrints*two strings: * "Hello, World!" on one line and the input string on the next line.Input FormatThere is one line of text, .Sample Input 0Welcome to C programming.Sample Output 0Hello, World!Welcome to C programming.
Question
n this challenge, we will learn some basic concepts of C that will get you started with the language. You will need to use the same syntax to read input and write output in many C challenges. As you work through these problems, review the code stubs to learn about reading from stdin and writing to stdout.TaskThis challenge requires you to print on a single line, and then print the already provided input string to stdout. If you are not familiar with C, you may want to read about the printf() command.ExampleThe required output is:Hello, World! Life is beautiful Function DescriptioComplete the main() function below.The main() function has the following input:string s: a stringPrints*two strings: * "Hello, World!" on one line and the input string on the next line.Input FormatThere is one line of text, .Sample Input 0Welcome to C programming.Sample Output 0Hello, World!Welcome to C programming.
Solution 1
To complete this challenge, you need to follow these steps:
-
Start by understanding the problem statement. The task is to print "Hello, World!" on one line and then print the input string on the next line.
-
Take a look at the example provided to get a better understanding of the expected output.
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Now, let's move on to the code. You need to complete the main() function.
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The main() function takes a string as input, which is represented by the variable "s".
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To print "Hello, World!" on one line, you can use the printf() command. The syntax for printing a string is printf("string").
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After printing "Hello, World!", you need to print the input string on the next line. Again, you can use the printf() command for this. Remember to include a newline character ("\n") at the end of the string to move to the next line.
-
Finally, you can test your code by providing a sample input and checking if the output matches the expected output.
That's it! You have completed the steps to solve this challenge.
Solution 2
The text you provided is a problem statement for a coding challenge in the C programming language. Here's how you can solve it:
- First, you need to include the necessary libraries. In this case, you need the standard input/output library.
#include <stdio.h>
- Next, you need to define the main function. This is the entry point of your program.
int main() {
- Inside the main function, you need to declare a variable to store the input string. Let's call it
s. Since the problem doesn't specify the maximum length of the string, let's assume it's 100 characters.
char s[100];
- Now, you need to read the input string. You can use the
fgetsfunction for this. It reads a line from the standard input (stdin) and stores it in the strings. The100is the maximum number of characters to be read (including the null character). Thestdinis the standard input stream.
fgets(s, 100, stdin);
- After reading the input, you need to print "Hello, World!" on one line and the input string on the next line. You can use the
printffunction for this.
printf("Hello, World!\n%s", s);
- Finally, you need to return 0 from the main function to indicate that the program has finished successfully.
return 0;
}
So, the complete program looks like this:
#include <stdio.h>
int main() {
char s[100];
fgets(s, 100, stdin);
printf("Hello, World!\n%s", s);
return 0;
}
This program reads a string from the input, and then prints "Hello, World!" and the input string.
Similar Questions
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